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  Docker-08-DockerFile-实战测试
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      <h1 id="Docker-08-DockerFile-实战测试"><a href="#Docker-08-DockerFile-实战测试" class="headerlink" title="Docker-08-DockerFile-实战测试"></a>Docker-08-DockerFile-实战测试</h1><h2 id="1-构建自己的centos"><a href="#1-构建自己的centos" class="headerlink" title="1. 构建自己的centos"></a>1. 构建自己的centos</h2><p>docker hub centos: <a href="https://hub.docker.com/_/centos" target="_blank" rel="noopener">https://hub.docker.com/_/centos</a></p>
<p><img src="http://zhuuu-bucket.oss-cn-beijing.aliyuncs.com/img/20200529/145634229.png" alt="mark"></p>
<a id="more"></a>



<ol>
<li>我们可以看到的是：官方的镜像很多命令都是没有的（压缩版本）</li>
</ol>
<p><img src="http://zhuuu-bucket.oss-cn-beijing.aliyuncs.com/img/20200529/150243099.png" alt="mark"></p>
<ol start="2">
<li>于是我们构建自己的centos (编写dockerfile文件)：</li>
</ol>
<p><img src="http://zhuuu-bucket.oss-cn-beijing.aliyuncs.com/img/20200529/150648287.png" alt="mark"></p>
<figure class="highlight shell"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br></pre></td><td class="code"><pre><span class="line">FROM centos</span><br><span class="line"></span><br><span class="line"></span><br><span class="line">MAINTAINER zhuuu&lt;353446503@qq.com&gt;</span><br><span class="line"></span><br><span class="line">ENV MYPATH /usr/local</span><br><span class="line"></span><br><span class="line">WORKDIR $MYPATH</span><br><span class="line"></span><br><span class="line">RUN yum -y install vim</span><br><span class="line">RUN yum -y install net-tools</span><br><span class="line"></span><br><span class="line"></span><br><span class="line">EXPOSE 80</span><br><span class="line"></span><br><span class="line">CMD echo $MYPATH</span><br><span class="line"></span><br><span class="line">CMD echo "----end----"</span><br><span class="line"></span><br><span class="line"></span><br><span class="line">CMD /bin/bash</span><br></pre></td></tr></table></figure>



<ol start="3">
<li>通过文件构建镜像</li>
</ol>
<figure class="highlight shell"><table><tr><td class="gutter"><pre><span class="line">1</span><br></pre></td><td class="code"><pre><span class="line">docker bulild -f dockerfile文件路径 -t 镜像名:[tag] .</span><br></pre></td></tr></table></figure>

<p><img src="http://zhuuu-bucket.oss-cn-beijing.aliyuncs.com/img/20200529/151230887.png" alt="mark"></p>
<ol start="4">
<li>进入查看是否构建成功</li>
</ol>
<figure class="highlight plain"><table><tr><td class="gutter"><pre><span class="line">1</span><br></pre></td><td class="code"><pre><span class="line">docker  run -it mycentos:0.2</span><br></pre></td></tr></table></figure>

<p><img src="http://zhuuu-bucket.oss-cn-beijing.aliyuncs.com/img/20200529/151459510.png" alt="mark"></p>
<ul>
<li>工作目录设置成功</li>
<li>ifconfig 安装成功</li>
</ul>
<ol start="5">
<li>查看构建历史</li>
</ol>
<figure class="highlight plain"><table><tr><td class="gutter"><pre><span class="line">1</span><br></pre></td><td class="code"><pre><span class="line">docker history ID</span><br></pre></td></tr></table></figure>

<p><img src="http://zhuuu-bucket.oss-cn-beijing.aliyuncs.com/img/20200529/151812072.png" alt="mark"></p>
<h2 id="2-构建自己的Tomcat"><a href="#2-构建自己的Tomcat" class="headerlink" title="2. 构建自己的Tomcat"></a>2. 构建自己的Tomcat</h2><ol>
<li>准备镜像文件 <ul>
<li>tomcat 压缩包  </li>
<li>jdk 压缩包</li>
</ul>
</li>
</ol>
<p><img src="http://zhuuu-bucket.oss-cn-beijing.aliyuncs.com/img/20200530/093714924.png" alt="mark"></p>
<ol start="2">
<li>编写Dockerfile ,官方命令<code>Dockerfile</code> ，build会自动寻找这个文件</li>
</ol>
<figure class="highlight bash"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br></pre></td><td class="code"><pre><span class="line">FROM centos</span><br><span class="line"></span><br><span class="line">MAINTAINER zhuuu&lt;353446503@qq.com&gt;</span><br><span class="line"></span><br><span class="line">ADD jdk-8u11-linux-x64.tar.gz /usr/<span class="built_in">local</span>/</span><br><span class="line">ADD apache-tomcat-8.5.51.tar.gz /usr/<span class="built_in">local</span>/</span><br><span class="line"></span><br><span class="line"></span><br><span class="line">RUN yum -y install vim</span><br><span class="line"></span><br><span class="line">ENV MYPATH /usr/<span class="built_in">local</span></span><br><span class="line"></span><br><span class="line">WORKDIR <span class="variable">$MYPATH</span></span><br><span class="line"></span><br><span class="line"></span><br><span class="line">ENV JAVA_HOME /usr/<span class="built_in">local</span>/jdk1.8.0_11</span><br><span class="line"></span><br><span class="line">ENV CLASSPATH <span class="variable">$JAVA_HOME</span>/lib/dt.jar:<span class="variable">$JAVA_HOME</span>/lib/tools.jar</span><br><span class="line"></span><br><span class="line"></span><br><span class="line">ENV CATALINA_HOME /usr/<span class="built_in">local</span>/apache-tomcat-8.5.51</span><br><span class="line">ENV CATALINA_BASH /usr/<span class="built_in">local</span>/apache-tomcat-8.5.51</span><br><span class="line"></span><br><span class="line"></span><br><span class="line">ENV PATH <span class="variable">$PATH</span>:<span class="variable">$JAVA_HOME</span>/bin:<span class="variable">$CATALINA_HOME</span>/lib:<span class="variable">$CATALINA_HOME</span>/bin</span><br><span class="line"></span><br><span class="line">EXPOSE  8080</span><br><span class="line"> </span><br><span class="line">CMD /usr/<span class="built_in">local</span>/apache-tomcat-8.5.51/bin/startup.sh &amp;&amp; tail -F /usr/<span class="built_in">local</span>/apache-tomcat-8.5.51/bin/logs/catalina.out</span><br></pre></td></tr></table></figure>



<ol start="3">
<li>构建镜像</li>
</ol>
<figure class="highlight plain"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br></pre></td><td class="code"><pre><span class="line">docker build -t mytomcat .</span><br><span class="line">## 因为取名字为dockerfile ,所有不需要指定文件</span><br></pre></td></tr></table></figure>

<p><img src="http://zhuuu-bucket.oss-cn-beijing.aliyuncs.com/img/20200530/094950118.png" alt="mark"></p>
<ol start="4">
<li>启动镜像</li>
</ol>
<figure class="highlight bash"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br></pre></td><td class="code"><pre><span class="line">docker run -d -p 9090:8080 --name ZhuuuTomcat03 -v /home/Zhuuu/build/tomcat/<span class="built_in">test</span>:/usr/<span class="built_in">local</span>/apache-tomcat-8.5.51/webapps/<span class="built_in">test</span> -v/home/Zhuuu/build/tomcat/tomcatlogs/:/usr/<span class="built_in">local</span>/apache-tomcat-8.5.51/logs diytomcat</span><br><span class="line"></span><br><span class="line"></span><br><span class="line">8e0776e9f68fda3a6cf909193d990f6f4f0bcc84153af41e6db819f890f9fd11</span><br></pre></td></tr></table></figure>

<p>并且测试tomcat是否启动：</p>
<p><img src="http://zhuuu-bucket.oss-cn-beijing.aliyuncs.com/img/20200530/121133726.png" alt="mark"></p>
<ol start="5">
<li>发布项目（在本地发布就可以）</li>
</ol>
<ul>
<li>这里配置了卷，所以本地和镜像内是同步的。</li>
</ul>
<ul>
<li>web.xml</li>
</ul>
<figure class="highlight xml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br></pre></td><td class="code"><pre><span class="line"><span class="tag">&lt;<span class="name">web-app</span> <span class="attr">xmlns</span>=<span class="string">"http://xmlns.jcp.org/xml/ns/javaee"</span></span></span><br><span class="line"><span class="tag">         <span class="attr">xmlns:xsi</span>=<span class="string">"http://www.w3.org/2001/XMLSchema-instance"</span></span></span><br><span class="line"><span class="tag">         <span class="attr">xsi:schemaLocation</span>=<span class="string">"http://xmlns.jcp.org/xml/ns/javaee</span></span></span><br><span class="line"><span class="tag"><span class="string">         http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd"</span></span></span><br><span class="line"><span class="tag">         <span class="attr">version</span>=<span class="string">"3.1"</span>&gt;</span></span><br><span class="line"></span><br><span class="line"><span class="tag">&lt;/<span class="name">web-app</span>&gt;</span></span><br></pre></td></tr></table></figure>



<h2 id="3-发布自己的镜像"><a href="#3-发布自己的镜像" class="headerlink" title="3. 发布自己的镜像"></a>3. 发布自己的镜像</h2><h3 id="3-1-Dockerhub"><a href="#3-1-Dockerhub" class="headerlink" title="3.1 Dockerhub"></a>3.1 Dockerhub</h3><ul>
<li>官网： <a href="https://hub.docker.com/" target="_blank" rel="noopener">https://hub.docker.com/</a> </li>
<li>国内的Docker hub : <a href="https://www.daocloud.io/mirror" target="_blank" rel="noopener">https://www.daocloud.io/mirror</a></li>
<li>注册自己的账号</li>
</ul>
<ol>
<li>登录自己的docker hub</li>
</ol>
<figure class="highlight bash"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br></pre></td><td class="code"><pre><span class="line">root@Zhuuu:/home/Zhuuu/build/tomcat/<span class="built_in">test</span>/WEB-INF<span class="comment"># docker login --help</span></span><br><span class="line"></span><br><span class="line">Usage:	docker login [OPTIONS] [SERVER]</span><br><span class="line"></span><br><span class="line">Log <span class="keyword">in</span> to a Docker registry.</span><br><span class="line">If no server is specified, the default is defined by the daemon.</span><br><span class="line"></span><br><span class="line">Options:</span><br><span class="line">  -p, --password string   Password</span><br><span class="line">      --password-stdin    Take the password from stdin</span><br><span class="line">  -u, --username string   Username</span><br><span class="line">root@Zhuuu:/home/Zhuuu/build/tomcat/<span class="built_in">test</span>/WEB-INF<span class="comment">#</span></span><br></pre></td></tr></table></figure>

<p><img src="http://zhuuu-bucket.oss-cn-beijing.aliyuncs.com/img/20200530/123252478.png" alt="mark"></p>
<ol start="2">
<li>提交镜像</li>
</ol>
<figure class="highlight bash"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br></pre></td><td class="code"><pre><span class="line">docker push zhuuu/diytomcat:1.0</span><br><span class="line"></span><br><span class="line"><span class="comment"># docker push 名字/容器名:版本号</span></span><br></pre></td></tr></table></figure>

<p>可以发现出现了问题</p>
<figure class="highlight bash"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br></pre></td><td class="code"><pre><span class="line">root@Zhuuu:/home/Zhuuu/build/tomcat/<span class="built_in">test</span>/WEB-INF<span class="comment"># docker push zhuuu/diytomcat:1.0</span></span><br><span class="line">The push refers to repository [docker.io/zhuuu/diytomcat]</span><br><span class="line">An image does not exist locally with the tag: zhuuu/diytomcat</span><br></pre></td></tr></table></figure>

<p>解决方法：docker tag 打上标签</p>
<figure class="highlight bash"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br></pre></td><td class="code"><pre><span class="line">root@Zhuuu:/home/Zhuuu/build/tomcat/<span class="built_in">test</span>/WEB-INF<span class="comment"># docker tag ac9db0881fda zhuuu/tomcat:1.0</span></span><br><span class="line">root@Zhuuu:/home/Zhuuu/build/tomcat/<span class="built_in">test</span>/WEB-INF<span class="comment"># docker push zhuuu/tomcat:1.0</span></span><br></pre></td></tr></table></figure>

<p><img src="http://zhuuu-bucket.oss-cn-beijing.aliyuncs.com/img/20200530/123910348.png" alt="mark"></p>
<h3 id="3-2-阿里云镜像"><a href="#3-2-阿里云镜像" class="headerlink" title="3.2 阿里云镜像"></a>3.2 阿里云镜像</h3><ul>
<li>登录阿里云，找到容器镜像服务</li>
</ul>
<p><img src="http://zhuuu-bucket.oss-cn-beijing.aliyuncs.com/img/20200530/124208361.png" alt="mark"></p>
<ul>
<li>创建命名空间</li>
</ul>
<p><img src="http://zhuuu-bucket.oss-cn-beijing.aliyuncs.com/img/20200530/124413608.png" alt="mark"></p>
<ul>
<li>创建镜像仓库</li>
</ul>
<p><img src="http://zhuuu-bucket.oss-cn-beijing.aliyuncs.com/img/20200530/124522866.png" alt="mark"></p>
<p><img src="http://zhuuu-bucket.oss-cn-beijing.aliyuncs.com/img/20200530/124556500.png" alt="mark"></p>
<p><strong>好了 ，这就创建成功了</strong></p>
<ul>
<li>操作指南</li>
</ul>
<p><img src="http://zhuuu-bucket.oss-cn-beijing.aliyuncs.com/img/20200530/124712412.png" alt="mark"></p>

      
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